Exemple #1
0
 /// <summary>
 /// search child node special keyword
 /// </summary>
 /// <param name="Key">special keyword</param>
 /// <param name="Deeply">whether search deeplyl</param>
 /// <returns>node find</returns>
 public RTFNode SearchKey(string Key, bool Deeply)
 {
     foreach (RTFNode node in myNodes)
     {
         if (node.Type == RTFNodeType.Keyword ||
             node.Type == RTFNodeType.ExtKeyword ||
             node.Type == RTFNodeType.Control)
         {
             if (node.Keyword == Key)
             {
                 return(node);
             }
         }
         if (Deeply)
         {
             if (node is RTFNodeGroup)
             {
                 RTFNodeGroup g = ( RTFNodeGroup )node;
                 RTFNode      n = g.SearchKey(Key, true);
                 if (n != null)
                 {
                     return(n);
                 }
             }
         }
     }
     return(null);
 }
Exemple #2
0
 /// <summary>
 /// read font table
 /// </summary>
 /// <param name="group"></param>
 private void ReadFontTable(RTFNodeGroup group)
 {
     myFontTable.Clear();
     foreach (RTFNode node in group.Nodes)
     {
         if (node is RTFNodeGroup)
         {
             int    index   = -1;
             string name    = null;
             int    charset = 0;
             foreach (RTFNode item in node.Nodes)
             {
                 if (item.Keyword == "f" && item.HasParameter)
                 {
                     index = item.Parameter;
                 }
                 else if (item.Keyword == RTFConsts._fcharset)
                 {
                     charset = item.Parameter;
                 }
                 else if (item.Type == RTFNodeType.Text)
                 {
                     if (item.Keyword != null && item.Keyword.Length > 0)
                     {
                         name = item.Keyword;
                         break;
                     }
                 }
             }
             if (index >= 0 && name != null)
             {
                 if (name.EndsWith(";"))
                 {
                     name = name.Substring(0, name.Length - 1);
                 }
                 name = name.Trim();
                 //System.Console.WriteLine( "Index:" + index + "  Name:" + name );
                 RTFFont font = new RTFFont(index, name);
                 font.Charset = charset;
                 myFontTable.Add(font);
             }
         }
     }
 }
Exemple #3
0
        /// <summary>
        /// read document information
        /// </summary>
        /// <param name="group"></param>
        private void ReadDocumentInfo(RTFNodeGroup group)
        {
            myInfo.Clear();
            RTFNodeList list = group.GetAllNodes(false);

            foreach (RTFNode node in group.Nodes)
            {
                if ((node is RTFNodeGroup) == false)
                {
                    continue;
                }
                if (node.Keyword == "creatim")
                {
                    myInfo.Creatim = ReadDateTime(node);
                }
                else if (node.Keyword == "revtim")
                {
                    myInfo.Revtim = ReadDateTime(node);
                }
                else if (node.Keyword == "printim")
                {
                    myInfo.Printim = ReadDateTime(node);
                }
                else if (node.Keyword == "buptim")
                {
                    myInfo.Buptim = ReadDateTime(node);
                }
                else
                {
                    if (node.HasParameter)
                    {
                        myInfo.SetInfo(node.Keyword, node.Parameter.ToString());
                    }
                    else
                    {
                        myInfo.SetInfo(node.Keyword, node.Nodes.Text);
                    }
                }
            }
        }
Exemple #4
0
        /// <summary>
        /// read color table
        /// </summary>
        /// <param name="group"></param>
        private void ReadColorTable(RTFNodeGroup group)
        {
            myColorTable.Clear();
            int r = -1;
            int g = -1;
            int b = -1;

            foreach (RTFNode node in group.Nodes)
            {
                if (node.Keyword == "red")
                {
                    r = node.Parameter;
                }
                else if (node.Keyword == "green")
                {
                    g = node.Parameter;
                }
                else if (node.Keyword == "blue")
                {
                    b = node.Parameter;
                }
                if (node.Keyword == ";")
                {
                    if (r >= 0 && g >= 0 && b >= 0)
                    {
                        System.Drawing.Color c = System.Drawing.Color.FromArgb(255, r, g, b);
                        myColorTable.Add(c);
                        r = -1;
                        g = -1;
                        b = -1;
                    }
                }
            }
            if (r >= 0 && g >= 0 && b >= 0)
            {
                // read the last color
                System.Drawing.Color c = System.Drawing.Color.FromArgb(255, r, g, b);
                myColorTable.Add(c);
            }
        }
Exemple #5
0
        /// <summary>
        /// load rtf
        /// </summary>
        /// <param name="reader">RTF text reader</param>
        public void Load(RTFReader reader)
        {
            myNodes.Clear();
            System.Collections.Stack groups   = new System.Collections.Stack();
            RTFNodeGroup             NewGroup = null;
            RTFNode NewNode = null;

            while (reader.ReadToken() != null)
            {
                if (reader.TokenType == RTFTokenType.GroupStart)
                {
                    // begin group
                    if (NewGroup == null)
                    {
                        NewGroup = this;
                    }
                    else
                    {
                        NewGroup = new RTFNodeGroup();
                        NewGroup.OwnerDocument = this;
                    }
                    if (NewGroup != this)
                    {
                        RTFNodeGroup g = ( RTFNodeGroup )groups.Peek();
                        g.AppendChild(NewGroup);
                    }
                    groups.Push(NewGroup);
                }
                else if (reader.TokenType == RTFTokenType.GroupEnd)
                {
                    // end group
                    NewGroup = ( RTFNodeGroup )groups.Pop();
                    NewGroup.MergeText();
                    if (NewGroup.FirstNode is RTFNode)
                    {
                        switch (NewGroup.Keyword)
                        {
                        case RTFConsts._fonttbl:
                            // read font table
                            ReadFontTable(NewGroup);
                            break;

                        case RTFConsts._colortbl:
                            // read color table
                            ReadColorTable(NewGroup);
                            break;

                        case RTFConsts._info:
                            // read document information
                            ReadDocumentInfo(NewGroup);
                            break;
                        }
                    }
                    if (groups.Count > 0)
                    {
                        NewGroup = (RTFNodeGroup)groups.Peek();
                    }
                    else
                    {
                        break;
                    }
                    //NewGroup.MergeText();
                }
                else
                {
                    // read content

                    NewNode = new RTFNode(reader.CurrentToken);
                    NewNode.OwnerDocument = this;
                    NewGroup.AppendChild(NewNode);
                    if (NewNode.Keyword == RTFConsts._f)
                    {
                        RTFFont font = this.FontTable[NewNode.Parameter];
                        if (font != null)
                        {
                            myFontChartset = font.Encoding;
                        }
                        else
                        {
                            myFontChartset = null;
                        }
                        //myFontChartset = RTFFont.GetRTFEncoding( NewNode.Parameter );
                    }
                    else if (NewNode.Keyword == RTFConsts._af)
                    {
                        RTFFont font = this.FontTable[NewNode.Parameter];
                        if (font != null)
                        {
                            myAssociateFontChartset = font.Encoding;
                        }
                        else
                        {
                            myAssociateFontChartset = null;
                        }
                    }
                }
            }            // while( reader.ReadToken() != null )
            while (groups.Count > 0)
            {
                NewGroup = ( RTFNodeGroup )groups.Pop();
                NewGroup.MergeText();
            }
            //this.UpdateInformation();
        }